We are actively investigating intermittent slowness on the shared /fs/scratch filesystem.

OSC systems staff will execute a rolling reboot across all active compute clusters (Pitzer, Ascend, and Cardinal) beginning Thursday, November 05.

Nvidia drivers on Oakley

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We upgraded the drivers for the Nvidia GPUs on all of our clusters during the downtime this week. Unfortunately, we are noticing some subtle problems with the GPUs on Oakley. We will be rolling back to an older driver on that cluster; the GPUs will be unavailable until that work is completed, potentially all weekend.